積水化学がIoTゴミ箱　量を計測、回収頻度3割減

積水化学がIoTゴミ箱　量を計測、回収頻度3割減
https://www.nikkei.com/article/DGXMZO64302400X20C20A9TJC000/

last-modified: 2020-09-27 20:03:06